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Finding the Fourth Proportional to 160.04, 239.90 and 119.62

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Solution

The fourth proportional to 160.04, 239.90 and 119.62 is: 179.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.04 : 239.90 = 119.62 : x
  2. Step 2: Convert to fraction form
    160.04/239.90 = 119.62/x
  3. Step 3: Cross multiply
    160.04x = 239.90 × 119.62
  4. Step 4: Simplify right side
    160.04x = 28,696.84
  5. Step 5: Solve for x
    x = 28,696.84/160.04
  6. Step 6: Final answer
    x = 179.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.